\tikzset{
	% header decor right/.style={gray,line width=1.0,-{Diamond[open]}},
	header decor left/.style={gray,line width=1.0,{Diamond[open]}-},
	leadsto/.style={-{Stealth[length=0.7em,open,round]}},
}
\tikzset{
	header decor right/.style={gray,line width=1.0,-{Diamond[open]}},
	% header decor left/.style={gray,line width=1.0,{Diamond[open]}-},
	leadsto/.style={-{Stealth[length=0.7em,open,round]}},
}
\tikzset{
	header decor right/.style={gray,line width=1.0,-{Diamond[open]}},
	header decor left/.style={gray,line width=1.0,{Diamond[open]}-},
	% leadsto/.style={-{Stealth[length=0.7em,open,round]}},
}
